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Past 24 Hours Pollutant Concentration Summary

Sha Tin
Date TimeNO2O3SO2COPM10PM2.5
2019-11-17 22:0084.73.85.5-33.621.5
2019-11-17 21:0085.86.35.7-34.417.0
2019-11-17 20:0091.210.95.8-34.514.2
2019-11-17 19:0098.515.56.9-33.815.2
2019-11-17 18:0095.429.47.4-33.114.1
2019-11-17 17:0085.746.77.1-30.815.5
2019-11-17 16:0048.392.56.5-25.212.8
2019-11-17 15:0020.4119.05.8-21.812.6
2019-11-17 14:0012.5122.15.4-21.916.9
2019-11-17 13:0010.9115.05.6-23.813.7
2019-11-17 12:0011.3103.65.8-28.712.6
2019-11-17 11:007.595.65.5-29.712.6
2019-11-17 10:009.383.95.7-23.116.6
2019-11-17 09:0032.557.55.8-17.014.6
2019-11-17 08:0052.37.05.8-18.012.1
2019-11-17 07:0048.26.75.4-23.113.1
2019-11-17 06:0041.216.65.4-24.75.3
2019-11-17 05:0039.421.65.3-26.06.8
2019-11-17 04:0042.822.65.4-25.412.5
2019-11-17 03:0048.628.15.5-25.410.4
2019-11-17 02:0061.322.75.4-28.314.2
2019-11-17 01:0066.924.95.6-27.915.9
2019-11-17 00:0071.725.75.3-30.017.7
2019-11-16 23:0063.740.05.6-34.016.1
Remarks:

(1) Time shown is in Hong Kong time.

(2) NO2 - nitrogen dioxide, O3 - ozone,
     SO2 - sulphur dioxide, CO - carbon monoxide,
     PM10 - respirable suspended particulates,
     PM2.5 - fine suspended particulates

(3) Concentration shown is in µg/m3.

(4) The pollutant concentration is based on real time data taken directly from EPD's Air Quality Monitoring Network.